wayground logo

Free Printable Worksheets

NEW

Font size

S
M
L
XL
Worksheets

Science Unit 1 Review

Total questions: 20

Worksheet time: 7mins

Name
Class
Date
1.

How do you find the number of Protons?

a)

The atomic number.

b)

The element’s atomic mass.

c)

The number of neutrons.

d)

You can not.

2.

Protons and Neutrons always the same value.

a)

True

b)

False

3.

How do you find the number of electrons?

a)

The atomic mass

b)

The number of protons

c)

The number of neutrons

d)

The number of valence electrons

4.

What are periods?

a)

The number of shells

b)

The number of valence electrons

c)

What you put at the end of every sentence

d)

The number of protons

5.

What are groups?

a)

The number of electrons

b)

The number of valence electrons

c)

3 or more people

d)

The number of protons

6.

Which are more closely related?

a)

Elements in the same period

b)

Elements in the same group

c)

Elements next to each other

d)

Elements with the same properties

7.

How do periods run?

a)

Diagonally

b)

Horizontally

c)

They don’t

d)

Vertically

8.

What are valence electrons

a)

The outermost electrons

b)

The number of electrons

c)

The atomic number

d)

The atomic mass

9.

What are groups?

a)

The number of electrons

b)

Tells the number of valence electrons except for groups 3-12

c)

3 or more people

d)

The number of protons

10.

What has 8 protons?

a)

Oxygen

b)

Lithium

c)

Boron

d)

Hydrogen

11.

What is in group 8 period 3?

a)

Argon

b)

Potassium

c)

Oxygen

d)

Helium

12.

What are the properties of Metals?

a)

Mailable, Good Conducters, Shiny

b)

Dull, Brittle

c)

Mailable, Good Conducters, Dull, Brittle

13.

What are the properties of Nonmetals?

a)

Dull, Brittle

b)

Mailable, Good Conducters, Shiny

c)

Dull, Brittle, Mailable, Good Conducters

14.

What are Properties of Metalloids?

a)

Dull, Brittle, Maliable, Good Conducters, Shiny

b)

Dull, Brittle

c)

Maliable, Good Conducters, Shiny

15.

How do Groups run?

a)

Diagonally

b)

Horizontally

c)

They don’t

d)

Vertically

16.

How many groups are there?

a)

7

b)

3

c)

15

d)

18

17.

How many Periods are there?

a)

4

b)

18

c)

8

d)

7

18.

Where is the most mass of an atom?

a)

Nucleus

b)

Electron Cloud

c)

Empty Space

19.

The nucleus is the smallest thing in an atom

a)

True

b)

False

20.

What is the electron cloud?

a)

Where the protons and neutrons are stored

b)

Where protons are stored

c)

Where electrons are stored

d)

Where neutrons are stored